SEGMENT DISCLOSURE - Capital Expenditures and Loans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment disclosure
Total assets	$ 1,342,401	$ 1,336,388
Total capital expenditures	14,906	26,078	$ 31,844
Loan originations	74,234	76,316	105,201
Total capital expenditures and loan originations	89,140	102,394	137,045
Non cash additions to commercial real estate loans for interest			966
Office
Segment disclosure
Total assets	1,094,269	997,808
Total capital expenditures	12,669	24,907	30,563
Hotel
Segment disclosure
Total assets	105,845	107,790
Total capital expenditures	2,237	478	733
Lending
Segment disclosure
Total assets	97,465	92,919
Multifamily
Segment disclosure
Total assets	0	815
Total capital expenditures	0	693	$ 548
Non-segment
Segment disclosure
Total assets	$ 44,822	$ 137,056